Unit 3A Essentials

What is the domain of a data set?

• The change of the values over time

• The x values of the points in the data set

• The y values of the points in the data set

• Both numbers in a coordinate pair

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of a data set?

• The change of the values over time

• The x values of the points in the data set

• The y values of the points in the data set

• Both numbers in a coordinate pair

How can we tell if something is a function?

• The domain does not repeat

• The range does not repeat

• The domain and range both repeat

• Guessing and hoping for the best

Tags

CCSS.8.F.A.1

Which of these is a function?

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Which of these is a function?

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Tags

CCSS.8.F.A.1

Which of these is a function?

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Tags

CCSS.8.F.A.1

How can we tell if an equation is linear (goes in a straight line)?

• It has an x and a y

• It ends with a positive number

• The x and y are both positive

Tags

CCSS.8.F.A.3

Which of these is NOT a linear function?

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Tags

CCSS.8.F.A.3

Which of the following is a linear equation?

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Tags

CCSS.8.F.A.3

Which equation for slope do we use when we are given a graph?

• y = mx + b

• u + me = 4ever

Tags

CCSS.8.EE.B.5